Most people set up a dropdown list to make spreadsheets smarter with Excel's data validation. However, the Custom option in the Data Validation dialog accepts any formula that returns TRUE or FALSE, ...
From simple lists to dynamic spill ranges and cascading menus, Excel drop-downs offer flexible control over data entry.
When we are working on the long sheet, it is not so easy to identify how a change in cell value makes an impact on the other dependent cell. That would be more complex if the dependent cell is not in ...